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Minor planet follow-up portal
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PANSTARRS (C/2020 U4)
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Schedule Spectroscopic Observations
Name
P118KQG → C/2020 U4
Type
Comet [Dynamically New]
Status
Actively Following
Characterization Target
Source
LOOK Project
UTC date
------------ Any 1.0m ------------
LSC 1.0m - W85-87; (CTIO, Chile)
ELP 1.0m - V37,V39; (McDonald, Texas)
COJ 1.0m - Q63-64; (Siding Spring, Aust.)
CPT 1.0m - K91-93; (Sutherland, S. Africa)
------------ Any 0.4m ------------
LSC 0.4m - W89,W79; (CTIO, Chile)
ELP 0.4m - V38; (McDonald, Texas)
OGG 0.4m - T03-04; (Maui, Hawaii)
COJ 0.4m - Q58-59; (Siding Spring, Aust.)
CPT 0.4m - L09; (Sutherland, S. Africa)
TFN 0.4m - Z17,Z21; (Tenerife, Spain)
------------ Any 2.0m ------------
FTS 2.0m - E10; (Siding Spring, Aust.)
FTN 2.0m - F65; (Maui, Hawaii ) [MuSCAT3]
------------ Non LCO ------------
Mt John 1.8m - 474 (Mt John, NZ)
Site
Min Altitude
Check Spectroscopic Feasibility
Create LC Plot
Recent Blocks Scheduled
2020-10-29T03:56:00
2020-10-30T03:56:00
SIN
Req: 2279328
2020-10-31T21:50:00
2020-11-01T21:50:00
SIN
Req: 2281689
2020-11-09T00:00:00
2020-11-10T00:00:00
SIN
Req: 2287445
Measurements
Show Measurements
Plot Visibility
Last Update: 2021-Jan-21 19:12
Orbital Elements
MPC Comet
Epoch of elements (MJD)
59200.0
Dec. 17, 2020
Orbital inclination in deg
167.03728
Longitude of Ascending Node (deg)
120.02116
Arg of perihelion (deg)
69.51262
Eccentricity
1.0025956
Perihelion distance (AU)
5.3541176
Epoch of perihelion
April 7, 2022, 4:20 p.m.
Epoch of perihelion (MJD)
59676.68113
Total Magnitude (M1)
6.8
Slope Parameter (k1)
11.0
Physical Parameters
Reciprocal of semimajor axis
E2021-AJ0
0.00003 au
+/- 0.000003
+/- 0.000003
PC
autocmod 2.8
3
0.03
K2
autocmod 2.8
3
5.0
M2
from 3 observations, autocmod 2.8
3
11.9
+/- 0.4
K1
autocmod 2.8
3
11.0
M1
from 118 observations, assumed slope, autocmod 2.8
3
6.8
+/- 0.5
Diameter
Initial Diameter Guess using H=11.7 and albedo=0.14 (0.01 to 0.5)
MPC Default
16235.32 m
+44512.0 / -7644.0
Follow-up Details
NEOCP
digest2
score
35
Number of observations
69
Arc length (days)
372.00
Time since last observation (days)
6.81
Spectroscopy Details
Known Taxonomies
None
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